Why do spirals seem to be more abundant on the HST deep surveys ...

[kamilo84]

Why do spirals seem to be more abundant on the HST deep surveys than they are in the present universe?
 
  What will be an ideal response?

Question 2

The ability of a telescope to separate two closely spaced stars is called ________.
 
  Fill in the blank(s) with correct word

[itsakadoozi]

Answer to Question 1

In mergers between nearly equal galaxies over time, the spiral arms were lost, as was much gas and dust into the intergalactic medium, leaving behind the slowly spinning ellipticals.

Answer to Question 2

resolution

[kamilo84]

Thanks for the timely response, appreciate it

[rleezy04]

Great answer, keep it coming